7.8
High
Exploited
· ransomware
CVE-2019-0859 Microsoft Win32k Privilege Escalation Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Known to be used
Description
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0685, CVE-2019-0803.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows | Versions not published | |
| Windows Server | 2019 | No fix stated |
| Windows Server | 2016 | No fix stated |
| Windows Server | 2012 | No fix stated |
References
- portal.msrc.microsoft.com portal.msrc.microsoft.com
Timeline
- Published
- Added to the KEV catalogue
- Last modified
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